OpenBLAS installation under CentOS 7 and CentOS 7 OpenSSL installation

php editor Xiaoxin will introduce to you how to install OpenBLAS under CentOS 7 and install CentOS 7 OpenSSL. In CentOS 7 system, installing OpenBLAS and OpenSSL is a very important step because they provide us with powerful mathematical calculations and secure encryption functions. This article will introduce in detail how to install these two key software packages on CentOS 7 systems, and provide detailed installation steps and precautions to help readers successfully complete the installation process. Whether you are a developer or a system administrator, you can easily learn and master these two important installation skills through this article.

OpenBLAS is an open source high-performance mathematics library based on the BLAS (Basic Linear Algebra Subprograms) interface. It provides some common mathematical functions and linear algebra operations that can be used in Play an important role in scientific computing, machine learning and data analysis.

To install OpenBLAS on CentOS 7, you can follow the following steps:

1. Update system packages:

```

sudo yum update

2. Install the necessary development tools:

sudo yum groupinstall "Development Tools"

3. Download the OpenBLAS source code:

git clone

4. Enter the OpenBLAS directory:

cd OpenBLAS

5. Compile and install OpenBLAS:

make && sudo make PREFIX=/usr/local install

6. Update the shared library cache:

sudo ldconfig

7. Verify the installation is successful:

make test

OpenSSL is an open source The encryption and secure socket layer protocol library is widely used for encryption and decryption operations in network communications and data transmission.

To install OpenSSL on CentOS 7, you can follow the steps below:

2. Install OpenSSL and development tools:

sudo yum install openssl openssl-devel

3. Verify whether the installation is successful:

openssl version

If the installation is successful, the version information of OpenSSL will be displayed.

In LINUX, you can use the "man" command to view the help documentation of the command. To view the help documentation of the "ls" command, you can enter the following command in the terminal:

```

man ls

The help document will provide detailed information about the command, including usage, parameters, and examples.

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